Course Grid 2.1 million cells

vgrd.med17yb.bin.parent.25885699:	unsplit volume grid in binary format
vgrd.med17yb.bin.splt.25885699:	split volume grid in binary format
mapf.med17yb.parent.25885699:		unsplit map file
mapf.med17yb.splt.25885699:		split map file
vgrd_med17yb.bin.p3d:		unsplit volume grid in PLOT3D single precision (SGI Iris)
cfl3d_med17yb.in                CFL3D input file - format available in the CFL3D User's Manual, 
NASA TM-1998-20844, or http://cfl3d.larc.nasa.gov/Cfl3dv6/cfl3dv6.html 
under the Version 5 Manual.
